117747440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{86579}}^1$

素因数の和:86609

約数の個数: 40

約数和(自身を含む): 289869840

約数和(自身を除く): 172122400

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 86579, 173158, 346316, 432895, 692632, 865790, 1385264, 1471843, 1731580, 2943686, 3463160, 5887372, 6926320, 7359215, 11774744, 14718430, 23549488, 29436860, 58873720, 117747440]

約数ペア:

[(1, 117747440), (2, 58873720), (4, 29436860), (5, 23549488), (8, 14718430), (10, 11774744), (16, 7359215), (17, 6926320), (20, 5887372), (34, 3463160), (40, 2943686), (68, 1731580), (80, 1471843), (85, 1385264), (136, 865790), (170, 692632), (272, 432895), (340, 346316), (680, 173158), (1360, 86579)]